LED channel letters: 1.High brightness 2.Over 50,000 ... % energy saving 4.Environmental-protection High luminance of LED channel letters have the advantage as following:1.CE ,RoHS ... : white,red,blue,yellow,green.... and full color7.LED transformer provided input:110V-240V,output:12V8.Customized design ... (); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); High luminance of LED channel letters